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kicad/eeschema/sheet.cpp

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/////////////////////////////////////////////////////////////////////////////
// Name: sheet.cpp
// Purpose:
// Author: jean-pierre Charras
// Modified by: Wayne Stambaugh
// Created: 08/02/2006 18:37:02
// RCS-ID:
// Copyright: License GNU
// License:
/////////////////////////////////////////////////////////////////////////////
#include "fctsys.h"
#include "gr_basic.h"
#include "common.h"
#include "macros.h"
#include "class_drawpanel.h"
#include "confirm.h"
#include "gestfich.h"
#include "wxEeschemaStruct.h"
#include "class_sch_screen.h"
#include "general.h"
#include "protos.h"
#include "sch_sheet.h"
#include "dialogs/dialog_sch_sheet_props.h"
#include <boost/foreach.hpp>
static int s_PreviousSheetWidth;
static int s_PreviousSheetHeight;
static wxPoint s_OldPos; /* Former position for cancellation or move ReSize */
/* Routine to edit the SheetName and the FileName for the sheet "Sheet" */
bool SCH_EDIT_FRAME::EditSheet( SCH_SHEET* aSheet, wxDC* aDC )
{
bool edit = true;
if( aSheet == NULL )
return false;
/* Get the new texts */
RedrawOneStruct( DrawPanel, aDC, aSheet, g_XorMode );
DrawPanel->m_IgnoreMouseEvents = true;
DIALOG_SCH_SHEET_PROPS dlg( this );
wxString units = GetUnitsLabel( g_UserUnit );
dlg.SetFileName( aSheet->GetFileName() );
dlg.SetFileNameTextSize( ReturnStringFromValue( g_UserUnit,
aSheet->m_FileNameSize,
m_InternalUnits ) );
dlg.SetFileNameTextSizeUnits( units );
dlg.SetSheetName( aSheet->m_SheetName );
dlg.SetSheetNameTextSize( ReturnStringFromValue( g_UserUnit,
aSheet->m_SheetNameSize,
m_InternalUnits ) );
dlg.SetSheetNameTextSizeUnits( units );
/* This ugly hack fixes a bug in wxWidgets 2.8.7 and likely earlier
* versions for the flex grid sizer in wxGTK that prevents the last
* column from being sized correctly. It doesn't cause any problems
* on win32 so it doesn't need to wrapped in ugly #ifdef __WXGTK__
* #endif.
*/
dlg.Layout();
dlg.Fit();
dlg.SetMinSize( dlg.GetSize() );
if( dlg.ShowModal() == wxID_OK )
{
wxFileName fileName;
wxString msg;
fileName = dlg.GetFileName();
if( !fileName.IsOk() )
{
DisplayError( this, _( "File name is not valid! Aborted" ) );
edit = false;
}
else
{
fileName.SetExt( SchematicFileExtension );
/* m_CurrentSheet->m_AssociatedScreen must be a valid screen, and the
* sheet must have a valid associated filename,
* so we must call m_CurrentSheet->ChangeFileName to set a filename,
* AND always when a new sheet is created ( when
* m_CurrentSheet->m_AssociatedScreen is null ),
* to create or set an Associated Screen
*/
if( ( fileName.GetFullPath() != aSheet->GetFileName() )
|| ( aSheet->m_AssociatedScreen == NULL ) )
{
msg = _( "Changing the sheet file name can change all the schematic \
structures and cannot be undone.\nOk to continue renaming?" );
if( aSheet->m_AssociatedScreen == NULL || IsOK( NULL, msg ) )
{
// do not prompt on a new sheet. in fact, we should not allow a
// sheet to be created without a valid associated filename to be
// read from.
GetScreen()->ClearUndoRedoList();
// set filename and the associated screen
aSheet->ChangeFileName( this, fileName.GetFullPath() );
}
}
else
SaveCopyInUndoList( aSheet, UR_CHANGED );
aSheet->m_FileNameSize = ReturnValueFromString( g_UserUnit,
dlg.GetFileNameTextSize(),
m_InternalUnits );
aSheet->m_SheetName = dlg.GetSheetName();
aSheet->m_SheetNameSize = ReturnValueFromString( g_UserUnit,
dlg.GetSheetNameTextSize(),
m_InternalUnits );
if( aSheet->m_SheetName.IsEmpty() )
{
aSheet->m_SheetName.Printf( wxT( "Sheet%8.8lX" ), GetTimeStamp() );
}
}
}
else
{
edit = false;
}
DrawPanel->MouseToCursorSchema();
DrawPanel->m_IgnoreMouseEvents = false;
RedrawOneStruct( DrawPanel, aDC, aSheet, GR_DEFAULT_DRAWMODE );
return edit;
}
/* Move selected sheet with the cursor.
* Callback function use by ManageCurseur.
*/
static void MoveOrResizeSheet( WinEDA_DrawPanel* aPanel, wxDC* aDC, bool aErase )
{
wxPoint moveVector;
BASE_SCREEN* screen = aPanel->GetScreen();
SCH_SHEET* sheet = (SCH_SHEET*) screen->GetCurItem();
if( aErase )
RedrawOneStruct( aPanel, aDC, sheet, g_XorMode );
if( sheet->m_Flags & IS_RESIZED )
{
wxSize newSize( MAX( s_PreviousSheetWidth, screen->m_Curseur.x - sheet->m_Pos.x ),
MAX( s_PreviousSheetHeight, screen->m_Curseur.y - sheet->m_Pos.y ) );
sheet->Resize( newSize );
}
else /* Move Sheet */
{
moveVector = screen->m_Curseur - sheet->m_Pos;
sheet->Move( moveVector );
}
RedrawOneStruct( aPanel, aDC, sheet, g_XorMode );
}
/* Complete sheet move. */
static void ExitSheet( WinEDA_DrawPanel* aPanel, wxDC* aDC )
{
SCH_SCREEN* screen = (SCH_SCREEN*) aPanel->GetScreen();
SCH_SHEET* sheet = (SCH_SHEET*) screen->GetCurItem();
if( sheet == NULL )
return;
if( sheet->m_Flags & IS_NEW )
{
RedrawOneStruct( aPanel, aDC, sheet, g_XorMode );
SAFE_DELETE( sheet );
}
else if( (sheet->m_Flags & (IS_RESIZED|IS_MOVED)) )
{
wxPoint curspos = screen->m_Curseur;
aPanel->GetScreen()->m_Curseur = s_OldPos;
MoveOrResizeSheet( aPanel, aDC, true );
RedrawOneStruct( aPanel, aDC, sheet, GR_DEFAULT_DRAWMODE );
sheet->m_Flags = 0;
screen->m_Curseur = curspos;
}
else
{
sheet->m_Flags = 0;
}
screen->SetCurItem( NULL );
aPanel->ManageCurseur = NULL;
aPanel->ForceCloseManageCurseur = NULL;
SAFE_DELETE( g_ItemToUndoCopy );
}
#define SHEET_MIN_WIDTH 500
#define SHEET_MIN_HEIGHT 150
/* Create hierarchy sheet. */
SCH_SHEET* SCH_EDIT_FRAME::CreateSheet( wxDC* aDC )
{
g_ItemToRepeat = NULL;
SAFE_DELETE( g_ItemToUndoCopy );
SCH_SHEET* sheet = new SCH_SHEET( GetScreen()->m_Curseur );
sheet->m_Flags = IS_NEW | IS_RESIZED;
sheet->m_TimeStamp = GetTimeStamp();
sheet->SetParent( GetScreen() );
sheet->m_AssociatedScreen = NULL;
s_PreviousSheetWidth = SHEET_MIN_WIDTH;
s_PreviousSheetHeight = SHEET_MIN_HEIGHT;
// need to check if this is being added to the GetDrawItems().
// also need to update the hierarchy, if we are adding
// a sheet to a screen that already has multiple instances (!)
GetScreen()->SetCurItem( sheet );
DrawPanel->ManageCurseur = MoveOrResizeSheet;
DrawPanel->ForceCloseManageCurseur = ExitSheet;
DrawPanel->ManageCurseur( DrawPanel, aDC, false );
return sheet;
}
void SCH_EDIT_FRAME::ReSizeSheet( SCH_SHEET* aSheet, wxDC* aDC )
{
if( aSheet == NULL || aSheet->m_Flags & IS_NEW )
return;
if( aSheet->Type() != SCH_SHEET_T )
{
DisplayError( this, wxT( "SCH_EDIT_FRAME::ReSizeSheet: Bad SructType" ) );
return;
}
OnModify( );
aSheet->m_Flags |= IS_RESIZED;
s_OldPos = aSheet->m_Pos + aSheet->m_Size;
s_PreviousSheetWidth = SHEET_MIN_WIDTH;
s_PreviousSheetHeight = SHEET_MIN_HEIGHT;
BOOST_FOREACH( SCH_SHEET_PIN sheetLabel, aSheet->GetSheetPins() )
{
s_PreviousSheetWidth = MAX( s_PreviousSheetWidth,
( sheetLabel.GetLength() + 1 ) * sheetLabel.m_Size.x );
s_PreviousSheetHeight = MAX( s_PreviousSheetHeight,
sheetLabel.m_Pos.y - aSheet->m_Pos.y );
}
DrawPanel->ManageCurseur = MoveOrResizeSheet;
DrawPanel->ForceCloseManageCurseur = ExitSheet;
DrawPanel->ManageCurseur( DrawPanel, aDC, true );
if( (aSheet->m_Flags & IS_NEW) == 0 ) // not already in edit, save a copy for undo/redo
{
delete g_ItemToUndoCopy;
g_ItemToUndoCopy = DuplicateStruct( aSheet, true );
}
}
void SCH_EDIT_FRAME::StartMoveSheet( SCH_SHEET* aSheet, wxDC* aDC )
{
if( ( aSheet == NULL ) || ( aSheet->Type() != SCH_SHEET_T ) )
return;
DrawPanel->CursorOff( aDC );
GetScreen()->m_Curseur = aSheet->m_Pos;
DrawPanel->MouseToCursorSchema();
s_OldPos = aSheet->m_Pos;
aSheet->m_Flags |= IS_MOVED;
DrawPanel->ManageCurseur = MoveOrResizeSheet;
DrawPanel->ForceCloseManageCurseur = ExitSheet;
DrawPanel->ManageCurseur( DrawPanel, aDC, true );
DrawPanel->CursorOn( aDC );
if( (aSheet->m_Flags & IS_NEW) == 0 ) // not already in edit, save a copy for undo/redo
{
delete g_ItemToUndoCopy;
g_ItemToUndoCopy = DuplicateStruct( aSheet, true );
}
}
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